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-rw-r--r--nx-X11/programs/Xserver/hw/nxagent/NXrender.c.XF86.original2584
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diff --git a/nx-X11/programs/Xserver/hw/nxagent/NXrender.c.XF86.original b/nx-X11/programs/Xserver/hw/nxagent/NXrender.c.XF86.original
deleted file mode 100644
index a4f90ea77..000000000
--- a/nx-X11/programs/Xserver/hw/nxagent/NXrender.c.XF86.original
+++ /dev/null
@@ -1,2584 +0,0 @@
-/*
- * $XFree86: xc/programs/Xserver/render/render.c,v 1.26 2003/02/14 18:15:21 dawes Exp $
- *
- * Copyright © 2000 SuSE, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of SuSE not be used in advertising or
- * publicity pertaining to distribution of the software without specific,
- * written prior permission. SuSE makes no representations about the
- * suitability of this software for any purpose. It is provided "as is"
- * without express or implied warranty.
- *
- * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
- * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- * Author: Keith Packard, SuSE, Inc.
- */
-
-#define NEED_REPLIES
-#define NEED_EVENTS
-#include "X.h"
-#include "Xproto.h"
-#include "misc.h"
-#include "os.h"
-#include "dixstruct.h"
-#include "resource.h"
-#include "scrnintstr.h"
-#include "windowstr.h"
-#include "pixmapstr.h"
-#include "colormapst.h"
-#include "extnsionst.h"
-#include "servermd.h"
-#include "render.h"
-#include "renderproto.h"
-#include "picturestr.h"
-#include "glyphstr.h"
-#include "Xfuncproto.h"
-#include "cursorstr.h"
-#ifdef EXTMODULE
-#include "xf86_ansic.h"
-#endif
-
-static int ProcRenderQueryVersion (ClientPtr pClient);
-static int ProcRenderQueryPictFormats (ClientPtr pClient);
-static int ProcRenderQueryPictIndexValues (ClientPtr pClient);
-static int ProcRenderQueryDithers (ClientPtr pClient);
-static int ProcRenderCreatePicture (ClientPtr pClient);
-static int ProcRenderChangePicture (ClientPtr pClient);
-static int ProcRenderSetPictureClipRectangles (ClientPtr pClient);
-static int ProcRenderFreePicture (ClientPtr pClient);
-static int ProcRenderComposite (ClientPtr pClient);
-static int ProcRenderScale (ClientPtr pClient);
-static int ProcRenderTrapezoids (ClientPtr pClient);
-static int ProcRenderTriangles (ClientPtr pClient);
-static int ProcRenderTriStrip (ClientPtr pClient);
-static int ProcRenderTriFan (ClientPtr pClient);
-static int ProcRenderColorTrapezoids (ClientPtr pClient);
-static int ProcRenderColorTriangles (ClientPtr pClient);
-static int ProcRenderTransform (ClientPtr pClient);
-static int ProcRenderCreateGlyphSet (ClientPtr pClient);
-static int ProcRenderReferenceGlyphSet (ClientPtr pClient);
-static int ProcRenderFreeGlyphSet (ClientPtr pClient);
-static int ProcRenderAddGlyphs (ClientPtr pClient);
-static int ProcRenderAddGlyphsFromPicture (ClientPtr pClient);
-static int ProcRenderFreeGlyphs (ClientPtr pClient);
-static int ProcRenderCompositeGlyphs (ClientPtr pClient);
-static int ProcRenderFillRectangles (ClientPtr pClient);
-static int ProcRenderCreateCursor (ClientPtr pClient);
-static int ProcRenderSetPictureTransform (ClientPtr pClient);
-static int ProcRenderQueryFilters (ClientPtr pClient);
-static int ProcRenderSetPictureFilter (ClientPtr pClient);
-static int ProcRenderCreateAnimCursor (ClientPtr pClient);
-
-static int ProcRenderDispatch (ClientPtr pClient);
-
-static int SProcRenderQueryVersion (ClientPtr pClient);
-static int SProcRenderQueryPictFormats (ClientPtr pClient);
-static int SProcRenderQueryPictIndexValues (ClientPtr pClient);
-static int SProcRenderQueryDithers (ClientPtr pClient);
-static int SProcRenderCreatePicture (ClientPtr pClient);
-static int SProcRenderChangePicture (ClientPtr pClient);
-static int SProcRenderSetPictureClipRectangles (ClientPtr pClient);
-static int SProcRenderFreePicture (ClientPtr pClient);
-static int SProcRenderComposite (ClientPtr pClient);
-static int SProcRenderScale (ClientPtr pClient);
-static int SProcRenderTrapezoids (ClientPtr pClient);
-static int SProcRenderTriangles (ClientPtr pClient);
-static int SProcRenderTriStrip (ClientPtr pClient);
-static int SProcRenderTriFan (ClientPtr pClient);
-static int SProcRenderColorTrapezoids (ClientPtr pClient);
-static int SProcRenderColorTriangles (ClientPtr pClient);
-static int SProcRenderTransform (ClientPtr pClient);
-static int SProcRenderCreateGlyphSet (ClientPtr pClient);
-static int SProcRenderReferenceGlyphSet (ClientPtr pClient);
-static int SProcRenderFreeGlyphSet (ClientPtr pClient);
-static int SProcRenderAddGlyphs (ClientPtr pClient);
-static int SProcRenderAddGlyphsFromPicture (ClientPtr pClient);
-static int SProcRenderFreeGlyphs (ClientPtr pClient);
-static int SProcRenderCompositeGlyphs (ClientPtr pClient);
-static int SProcRenderFillRectangles (ClientPtr pClient);
-static int SProcRenderCreateCursor (ClientPtr pClient);
-static int SProcRenderSetPictureTransform (ClientPtr pClient);
-static int SProcRenderQueryFilters (ClientPtr pClient);
-static int SProcRenderSetPictureFilter (ClientPtr pClient);
-static int SProcRenderCreateAnimCursor (ClientPtr pClient);
-
-static int SProcRenderDispatch (ClientPtr pClient);
-
-int (*ProcRenderVector[RenderNumberRequests])(ClientPtr) = {
- ProcRenderQueryVersion,
- ProcRenderQueryPictFormats,
- ProcRenderQueryPictIndexValues,
- ProcRenderQueryDithers,
- ProcRenderCreatePicture,
- ProcRenderChangePicture,
- ProcRenderSetPictureClipRectangles,
- ProcRenderFreePicture,
- ProcRenderComposite,
- ProcRenderScale,
- ProcRenderTrapezoids,
- ProcRenderTriangles,
- ProcRenderTriStrip,
- ProcRenderTriFan,
- ProcRenderColorTrapezoids,
- ProcRenderColorTriangles,
- ProcRenderTransform,
- ProcRenderCreateGlyphSet,
- ProcRenderReferenceGlyphSet,
- ProcRenderFreeGlyphSet,
- ProcRenderAddGlyphs,
- ProcRenderAddGlyphsFromPicture,
- ProcRenderFreeGlyphs,
- ProcRenderCompositeGlyphs,
- ProcRenderCompositeGlyphs,
- ProcRenderCompositeGlyphs,
- ProcRenderFillRectangles,
- ProcRenderCreateCursor,
- ProcRenderSetPictureTransform,
- ProcRenderQueryFilters,
- ProcRenderSetPictureFilter,
- ProcRenderCreateAnimCursor,
-};
-
-int (*SProcRenderVector[RenderNumberRequests])(ClientPtr) = {
- SProcRenderQueryVersion,
- SProcRenderQueryPictFormats,
- SProcRenderQueryPictIndexValues,
- SProcRenderQueryDithers,
- SProcRenderCreatePicture,
- SProcRenderChangePicture,
- SProcRenderSetPictureClipRectangles,
- SProcRenderFreePicture,
- SProcRenderComposite,
- SProcRenderScale,
- SProcRenderTrapezoids,
- SProcRenderTriangles,
- SProcRenderTriStrip,
- SProcRenderTriFan,
- SProcRenderColorTrapezoids,
- SProcRenderColorTriangles,
- SProcRenderTransform,
- SProcRenderCreateGlyphSet,
- SProcRenderReferenceGlyphSet,
- SProcRenderFreeGlyphSet,
- SProcRenderAddGlyphs,
- SProcRenderAddGlyphsFromPicture,
- SProcRenderFreeGlyphs,
- SProcRenderCompositeGlyphs,
- SProcRenderCompositeGlyphs,
- SProcRenderCompositeGlyphs,
- SProcRenderFillRectangles,
- SProcRenderCreateCursor,
- SProcRenderSetPictureTransform,
- SProcRenderQueryFilters,
- SProcRenderSetPictureFilter,
- SProcRenderCreateAnimCursor,
-};
-
-static void
-RenderResetProc (ExtensionEntry *extEntry);
-
-static CARD8 RenderReqCode;
-int RenderErrBase;
-int RenderClientPrivateIndex;
-
-typedef struct _RenderClient {
- int major_version;
- int minor_version;
-} RenderClientRec, *RenderClientPtr;
-
-#define GetRenderClient(pClient) ((RenderClientPtr) (pClient)->devPrivates[RenderClientPrivateIndex].ptr)
-
-static void
-RenderClientCallback (CallbackListPtr *list,
- pointer closure,
- pointer data)
-{
- NewClientInfoRec *clientinfo = (NewClientInfoRec *) data;
- ClientPtr pClient = clientinfo->client;
- RenderClientPtr pRenderClient = GetRenderClient (pClient);
-
- pRenderClient->major_version = 0;
- pRenderClient->minor_version = 0;
-}
-
-void
-RenderExtensionInit (void)
-{
- ExtensionEntry *extEntry;
-
- if (!PictureType)
- return;
- if (!PictureFinishInit ())
- return;
- RenderClientPrivateIndex = AllocateClientPrivateIndex ();
- if (!AllocateClientPrivate (RenderClientPrivateIndex,
- sizeof (RenderClientRec)))
- return;
- if (!AddCallback (&ClientStateCallback, RenderClientCallback, 0))
- return;
-
- extEntry = AddExtension (RENDER_NAME, 0, RenderNumberErrors,
- ProcRenderDispatch, SProcRenderDispatch,
- RenderResetProc, StandardMinorOpcode);
- if (!extEntry)
- return;
- RenderReqCode = (CARD8) extEntry->base;
- RenderErrBase = extEntry->errorBase;
-}
-
-static void
-RenderResetProc (ExtensionEntry *extEntry)
-{
-}
-
-static int
-ProcRenderQueryVersion (ClientPtr client)
-{
- RenderClientPtr pRenderClient = GetRenderClient (client);
- xRenderQueryVersionReply rep;
- register int n;
- REQUEST(xRenderQueryVersionReq);
-
- pRenderClient->major_version = stuff->majorVersion;
- pRenderClient->minor_version = stuff->minorVersion;
-
- REQUEST_SIZE_MATCH(xRenderQueryVersionReq);
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
- rep.majorVersion = RENDER_MAJOR;
- rep.minorVersion = RENDER_MINOR;
- if (client->swapped) {
- swaps(&rep.sequenceNumber, n);
- swapl(&rep.length, n);
- swapl(&rep.majorVersion, n);
- swapl(&rep.minorVersion, n);
- }
- WriteToClient(client, sizeof(xRenderQueryVersionReply), (char *)&rep);
- return (client->noClientException);
-}
-
-#if 0
-static int
-VisualDepth (ScreenPtr pScreen, VisualPtr pVisual)
-{
- DepthPtr pDepth;
- int d, v;
-
- for (d = 0; d < pScreen->numDepths; d++)
- {
- pDepth = pScreen->allowedDepths + d;
- for (v = 0; v < pDepth->numVids; v++)
- {
- if (pDepth->vids[v] == pVisual->vid)
- return pDepth->depth;
- }
- }
- return 0;
-}
-#endif
-
-static VisualPtr
-findVisual (ScreenPtr pScreen, VisualID vid)
-{
- VisualPtr pVisual;
- int v;
-
- for (v = 0; v < pScreen->numVisuals; v++)
- {
- pVisual = pScreen->visuals + v;
- if (pVisual->vid == vid)
- return pVisual;
- }
- return 0;
-}
-
-extern char *ConnectionInfo;
-
-static int
-ProcRenderQueryPictFormats (ClientPtr client)
-{
- RenderClientPtr pRenderClient = GetRenderClient (client);
- xRenderQueryPictFormatsReply *reply;
- xPictScreen *pictScreen;
- xPictDepth *pictDepth;
- xPictVisual *pictVisual;
- xPictFormInfo *pictForm;
- CARD32 *pictSubpixel;
- ScreenPtr pScreen;
- VisualPtr pVisual;
- DepthPtr pDepth;
- int v, d;
- PictureScreenPtr ps;
- PictFormatPtr pFormat;
- int nformat;
- int ndepth;
- int nvisual;
- int rlength;
- int s;
- int n;
- int numScreens;
- int numSubpixel;
-/* REQUEST(xRenderQueryPictFormatsReq); */
-
- REQUEST_SIZE_MATCH(xRenderQueryPictFormatsReq);
-
-#ifdef PANORAMIX
- if (noPanoramiXExtension)
- numScreens = screenInfo.numScreens;
- else
- numScreens = ((xConnSetup *)ConnectionInfo)->numRoots;
-#else
- numScreens = screenInfo.numScreens;
-#endif
- ndepth = nformat = nvisual = 0;
- for (s = 0; s < numScreens; s++)
- {
- pScreen = screenInfo.screens[s];
- for (d = 0; d < pScreen->numDepths; d++)
- {
- pDepth = pScreen->allowedDepths + d;
- ++ndepth;
-
- for (v = 0; v < pDepth->numVids; v++)
- {
- pVisual = findVisual (pScreen, pDepth->vids[v]);
- if (pVisual && PictureMatchVisual (pScreen, pDepth->depth, pVisual))
- ++nvisual;
- }
- }
- ps = GetPictureScreenIfSet(pScreen);
- if (ps)
- nformat += ps->nformats;
- }
- if (pRenderClient->major_version == 0 && pRenderClient->minor_version < 6)
- numSubpixel = 0;
- else
- numSubpixel = numScreens;
-
- rlength = (sizeof (xRenderQueryPictFormatsReply) +
- nformat * sizeof (xPictFormInfo) +
- numScreens * sizeof (xPictScreen) +
- ndepth * sizeof (xPictDepth) +
- nvisual * sizeof (xPictVisual) +
- numSubpixel * sizeof (CARD32));
- reply = (xRenderQueryPictFormatsReply *) xalloc (rlength);
- if (!reply)
- return BadAlloc;
- reply->type = X_Reply;
- reply->sequenceNumber = client->sequence;
- reply->length = (rlength - sizeof(xGenericReply)) >> 2;
- reply->numFormats = nformat;
- reply->numScreens = numScreens;
- reply->numDepths = ndepth;
- reply->numVisuals = nvisual;
- reply->numSubpixel = numSubpixel;
-
- pictForm = (xPictFormInfo *) (reply + 1);
-
- for (s = 0; s < numScreens; s++)
- {
- pScreen = screenInfo.screens[s];
- ps = GetPictureScreenIfSet(pScreen);
- if (ps)
- {
- for (nformat = 0, pFormat = ps->formats;
- nformat < ps->nformats;
- nformat++, pFormat++)
- {
- pictForm->id = pFormat->id;
- pictForm->type = pFormat->type;
- pictForm->depth = pFormat->depth;
- pictForm->direct.red = pFormat->direct.red;
- pictForm->direct.redMask = pFormat->direct.redMask;
- pictForm->direct.green = pFormat->direct.green;
- pictForm->direct.greenMask = pFormat->direct.greenMask;
- pictForm->direct.blue = pFormat->direct.blue;
- pictForm->direct.blueMask = pFormat->direct.blueMask;
- pictForm->direct.alpha = pFormat->direct.alpha;
- pictForm->direct.alphaMask = pFormat->direct.alphaMask;
- if (pFormat->type == PictTypeIndexed && pFormat->index.pColormap)
- pictForm->colormap = pFormat->index.pColormap->mid;
- else
- pictForm->colormap = None;
- if (client->swapped)
- {
- swapl (&pictForm->id, n);
- swaps (&pictForm->direct.red, n);
- swaps (&pictForm->direct.redMask, n);
- swaps (&pictForm->direct.green, n);
- swaps (&pictForm->direct.greenMask, n);
- swaps (&pictForm->direct.blue, n);
- swaps (&pictForm->direct.blueMask, n);
- swaps (&pictForm->direct.alpha, n);
- swaps (&pictForm->direct.alphaMask, n);
- swapl (&pictForm->colormap, n);
- }
- pictForm++;
- }
- }
- }
-
- pictScreen = (xPictScreen *) pictForm;
- for (s = 0; s < numScreens; s++)
- {
- pScreen = screenInfo.screens[s];
- pictDepth = (xPictDepth *) (pictScreen + 1);
- ndepth = 0;
- for (d = 0; d < pScreen->numDepths; d++)
- {
- pictVisual = (xPictVisual *) (pictDepth + 1);
- pDepth = pScreen->allowedDepths + d;
-
- nvisual = 0;
- for (v = 0; v < pDepth->numVids; v++)
- {
- pVisual = findVisual (pScreen, pDepth->vids[v]);
- if (pVisual && (pFormat = PictureMatchVisual (pScreen,
- pDepth->depth,
- pVisual)))
- {
- pictVisual->visual = pVisual->vid;
- pictVisual->format = pFormat->id;
- if (client->swapped)
- {
- swapl (&pictVisual->visual, n);
- swapl (&pictVisual->format, n);
- }
- pictVisual++;
- nvisual++;
- }
- }
- pictDepth->depth = pDepth->depth;
- pictDepth->nPictVisuals = nvisual;
- if (client->swapped)
- {
- swaps (&pictDepth->nPictVisuals, n);
- }
- ndepth++;
- pictDepth = (xPictDepth *) pictVisual;
- }
- pictScreen->nDepth = ndepth;
- ps = GetPictureScreenIfSet(pScreen);
- if (ps)
- pictScreen->fallback = ps->fallback->id;
- else
- pictScreen->fallback = 0;
- if (client->swapped)
- {
- swapl (&pictScreen->nDepth, n);
- swapl (&pictScreen->fallback, n);
- }
- pictScreen = (xPictScreen *) pictDepth;
- }
- pictSubpixel = (CARD32 *) pictScreen;
-
- for (s = 0; s < numSubpixel; s++)
- {
- pScreen = screenInfo.screens[s];
- ps = GetPictureScreenIfSet(pScreen);
- if (ps)
- *pictSubpixel = ps->subpixel;
- else
- *pictSubpixel = SubPixelUnknown;
- if (client->swapped)
- {
- swapl (pictSubpixel, n);
- }
- ++pictSubpixel;
- }
-
- if (client->swapped)
- {
- swaps (&reply->sequenceNumber, n);
- swapl (&reply->length, n);
- swapl (&reply->numFormats, n);
- swapl (&reply->numScreens, n);
- swapl (&reply->numDepths, n);
- swapl (&reply->numVisuals, n);
- swapl (&reply->numSubpixel, n);
- }
- WriteToClient(client, rlength, (char *) reply);
- xfree (reply);
- return client->noClientException;
-}
-
-static int
-ProcRenderQueryPictIndexValues (ClientPtr client)
-{
- PictFormatPtr pFormat;
- int num;
- int rlength;
- int i, n;
- REQUEST(xRenderQueryPictIndexValuesReq);
- xRenderQueryPictIndexValuesReply *reply;
- xIndexValue *values;
-
- REQUEST_AT_LEAST_SIZE(xRenderQueryPictIndexValuesReq);
-
- pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
- stuff->format,
- PictFormatType,
- SecurityReadAccess);
-
- if (!pFormat)
- {
- client->errorValue = stuff->format;
- return RenderErrBase + BadPictFormat;
- }
- if (pFormat->type != PictTypeIndexed)
- {
- client->errorValue = stuff->format;
- return BadMatch;
- }
- num = pFormat->index.nvalues;
- rlength = (sizeof (xRenderQueryPictIndexValuesReply) +
- num * sizeof(xIndexValue));
- reply = (xRenderQueryPictIndexValuesReply *) xalloc (rlength);
- if (!reply)
- return BadAlloc;
-
- reply->type = X_Reply;
- reply->sequenceNumber = client->sequence;
- reply->length = (rlength - sizeof(xGenericReply)) >> 2;
- reply->numIndexValues = num;
-
- values = (xIndexValue *) (reply + 1);
-
- memcpy (reply + 1, pFormat->index.pValues, num * sizeof (xIndexValue));
-
- if (client->swapped)
- {
- for (i = 0; i < num; i++)
- {
- swapl (&values[i].pixel, n);
- swaps (&values[i].red, n);
- swaps (&values[i].green, n);
- swaps (&values[i].blue, n);
- swaps (&values[i].alpha, n);
- }
- swaps (&reply->sequenceNumber, n);
- swapl (&reply->length, n);
- swapl (&reply->numIndexValues, n);
- }
-
- WriteToClient(client, rlength, (char *) reply);
- xfree(reply);
- return (client->noClientException);
-}
-
-static int
-ProcRenderQueryDithers (ClientPtr client)
-{
- return BadImplementation;
-}
-
-static int
-ProcRenderCreatePicture (ClientPtr client)
-{
- PicturePtr pPicture;
- DrawablePtr pDrawable;
- PictFormatPtr pFormat;
- int len;
- int error;
- REQUEST(xRenderCreatePictureReq);
-
- REQUEST_AT_LEAST_SIZE(xRenderCreatePictureReq);
-
- LEGAL_NEW_RESOURCE(stuff->pid, client);
- SECURITY_VERIFY_DRAWABLE(pDrawable, stuff->drawable, client,
- SecurityWriteAccess);
- pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
- stuff->format,
- PictFormatType,
- SecurityReadAccess);
- if (!pFormat)
- {
- client->errorValue = stuff->format;
- return RenderErrBase + BadPictFormat;
- }
- if (pFormat->depth != pDrawable->depth)
- return BadMatch;
- len = client->req_len - (sizeof(xRenderCreatePictureReq) >> 2);
- if (Ones(stuff->mask) != len)
- return BadLength;
-
- pPicture = CreatePicture (stuff->pid,
- pDrawable,
- pFormat,
- stuff->mask,
- (XID *) (stuff + 1),
- client,
- &error);
- if (!pPicture)
- return error;
- if (!AddResource (stuff->pid, PictureType, (pointer)pPicture))
- return BadAlloc;
- return Success;
-}
-
-static int
-ProcRenderChangePicture (ClientPtr client)
-{
- PicturePtr pPicture;
- REQUEST(xRenderChangePictureReq);
- int len;
-
- REQUEST_AT_LEAST_SIZE(xRenderChangePictureReq);
- VERIFY_PICTURE (pPicture, stuff->picture, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
- len = client->req_len - (sizeof(xRenderChangePictureReq) >> 2);
- if (Ones(stuff->mask) != len)
- return BadLength;
-
- return ChangePicture (pPicture, stuff->mask, (XID *) (stuff + 1),
- (DevUnion *) 0, client);
-}
-
-static int
-ProcRenderSetPictureClipRectangles (ClientPtr client)
-{
- REQUEST(xRenderSetPictureClipRectanglesReq);
- PicturePtr pPicture;
- int nr;
- int result;
-
- REQUEST_AT_LEAST_SIZE(xRenderSetPictureClipRectanglesReq);
- VERIFY_PICTURE (pPicture, stuff->picture, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
- nr = (client->req_len << 2) - sizeof(xRenderChangePictureReq);
- if (nr & 4)
- return BadLength;
- nr >>= 3;
- result = SetPictureClipRects (pPicture,
- stuff->xOrigin, stuff->yOrigin,
- nr, (xRectangle *) &stuff[1]);
- if (client->noClientException != Success)
- return(client->noClientException);
- else
- return(result);
-}
-
-static int
-ProcRenderFreePicture (ClientPtr client)
-{
- PicturePtr pPicture;
- REQUEST(xRenderFreePictureReq);
-
- REQUEST_SIZE_MATCH(xRenderFreePictureReq);
-
- VERIFY_PICTURE (pPicture, stuff->picture, client, SecurityDestroyAccess,
- RenderErrBase + BadPicture);
- FreeResource (stuff->picture, RT_NONE);
- return(client->noClientException);
-}
-
-static Bool
-PictOpValid (CARD8 op)
-{
- if (/*PictOpMinimum <= op && */ op <= PictOpMaximum)
- return TRUE;
- if (PictOpDisjointMinimum <= op && op <= PictOpDisjointMaximum)
- return TRUE;
- if (PictOpConjointMinimum <= op && op <= PictOpConjointMaximum)
- return TRUE;
- return FALSE;
-}
-
-static int
-ProcRenderComposite (ClientPtr client)
-{
- PicturePtr pSrc, pMask, pDst;
- REQUEST(xRenderCompositeReq);
-
- REQUEST_SIZE_MATCH(xRenderCompositeReq);
- if (!PictOpValid (stuff->op))
- {
- client->errorValue = stuff->op;
- return BadValue;
- }
- VERIFY_PICTURE (pSrc, stuff->src, client, SecurityReadAccess,
- RenderErrBase + BadPicture);
- VERIFY_ALPHA (pMask, stuff->mask, client, SecurityReadAccess,
- RenderErrBase + BadPicture);
- VERIFY_PICTURE (pDst, stuff->dst, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
- if (pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen ||
- (pMask && pSrc->pDrawable->pScreen != pMask->pDrawable->pScreen))
- return BadMatch;
- CompositePicture (stuff->op,
- pSrc,
- pMask,
- pDst,
- stuff->xSrc,
- stuff->ySrc,
- stuff->xMask,
- stuff->yMask,
- stuff->xDst,
- stuff->yDst,
- stuff->width,
- stuff->height);
- return Success;
-}
-
-static int
-ProcRenderScale (ClientPtr client)
-{
- return BadImplementation;
-}
-
-static int
-ProcRenderTrapezoids (ClientPtr client)
-{
- int ntraps;
- PicturePtr pSrc, pDst;
- PictFormatPtr pFormat;
- REQUEST(xRenderTrapezoidsReq);
-
- REQUEST_AT_LEAST_SIZE(xRenderTrapezoidsReq);
- if (!PictOpValid (stuff->op))
- {
- client->errorValue = stuff->op;
- return BadValue;
- }
- VERIFY_PICTURE (pSrc, stuff->src, client, SecurityReadAccess,
- RenderErrBase + BadPicture);
- VERIFY_PICTURE (pDst, stuff->dst, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
- if (pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen)
- return BadMatch;
- if (stuff->maskFormat)
- {
- pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
- stuff->maskFormat,
- PictFormatType,
- SecurityReadAccess);
- if (!pFormat)
- {
- client->errorValue = stuff->maskFormat;
- return RenderErrBase + BadPictFormat;
- }
- }
- else
- pFormat = 0;
- ntraps = (client->req_len << 2) - sizeof (xRenderTrapezoidsReq);
- if (ntraps % sizeof (xTrapezoid))
- return BadLength;
- ntraps /= sizeof (xTrapezoid);
- if (ntraps)
- CompositeTrapezoids (stuff->op, pSrc, pDst, pFormat,
- stuff->xSrc, stuff->ySrc,
- ntraps, (xTrapezoid *) &stuff[1]);
- return client->noClientException;
-}
-
-static int
-ProcRenderTriangles (ClientPtr client)
-{
- int ntris;
- PicturePtr pSrc, pDst;
- PictFormatPtr pFormat;
- REQUEST(xRenderTrianglesReq);
-
- REQUEST_AT_LEAST_SIZE(xRenderTrianglesReq);
- if (!PictOpValid (stuff->op))
- {
- client->errorValue = stuff->op;
- return BadValue;
- }
- VERIFY_PICTURE (pSrc, stuff->src, client, SecurityReadAccess,
- RenderErrBase + BadPicture);
- VERIFY_PICTURE (pDst, stuff->dst, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
- if (pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen)
- return BadMatch;
- if (stuff->maskFormat)
- {
- pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
- stuff->maskFormat,
- PictFormatType,
- SecurityReadAccess);
- if (!pFormat)
- {
- client->errorValue = stuff->maskFormat;
- return RenderErrBase + BadPictFormat;
- }
- }
- else
- pFormat = 0;
- ntris = (client->req_len << 2) - sizeof (xRenderTrianglesReq);
- if (ntris % sizeof (xTriangle))
- return BadLength;
- ntris /= sizeof (xTriangle);
- if (ntris)
- CompositeTriangles (stuff->op, pSrc, pDst, pFormat,
- stuff->xSrc, stuff->ySrc,
- ntris, (xTriangle *) &stuff[1]);
- return client->noClientException;
-}
-
-static int
-ProcRenderTriStrip (ClientPtr client)
-{
- int npoints;
- PicturePtr pSrc, pDst;
- PictFormatPtr pFormat;
- REQUEST(xRenderTrianglesReq);
-
- REQUEST_AT_LEAST_SIZE(xRenderTrianglesReq);
- if (!PictOpValid (stuff->op))
- {
- client->errorValue = stuff->op;
- return BadValue;
- }
- VERIFY_PICTURE (pSrc, stuff->src, client, SecurityReadAccess,
- RenderErrBase + BadPicture);
- VERIFY_PICTURE (pDst, stuff->dst, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
- if (pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen)
- return BadMatch;
- if (stuff->maskFormat)
- {
- pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
- stuff->maskFormat,
- PictFormatType,
- SecurityReadAccess);
- if (!pFormat)
- {
- client->errorValue = stuff->maskFormat;
- return RenderErrBase + BadPictFormat;
- }
- }
- else
- pFormat = 0;
- npoints = ((client->req_len << 2) - sizeof (xRenderTriStripReq));
- if (npoints & 4)
- return(BadLength);
- npoints >>= 3;
- if (npoints >= 3)
- CompositeTriStrip (stuff->op, pSrc, pDst, pFormat,
- stuff->xSrc, stuff->ySrc,
- npoints, (xPointFixed *) &stuff[1]);
- return client->noClientException;
-}
-
-static int
-ProcRenderTriFan (ClientPtr client)
-{
- int npoints;
- PicturePtr pSrc, pDst;
- PictFormatPtr pFormat;
- REQUEST(xRenderTrianglesReq);
-
- REQUEST_AT_LEAST_SIZE(xRenderTrianglesReq);
- if (!PictOpValid (stuff->op))
- {
- client->errorValue = stuff->op;
- return BadValue;
- }
- VERIFY_PICTURE (pSrc, stuff->src, client, SecurityReadAccess,
- RenderErrBase + BadPicture);
- VERIFY_PICTURE (pDst, stuff->dst, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
- if (pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen)
- return BadMatch;
- if (stuff->maskFormat)
- {
- pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
- stuff->maskFormat,
- PictFormatType,
- SecurityReadAccess);
- if (!pFormat)
- {
- client->errorValue = stuff->maskFormat;
- return RenderErrBase + BadPictFormat;
- }
- }
- else
- pFormat = 0;
- npoints = ((client->req_len << 2) - sizeof (xRenderTriStripReq));
- if (npoints & 4)
- return(BadLength);
- npoints >>= 3;
- if (npoints >= 3)
- CompositeTriFan (stuff->op, pSrc, pDst, pFormat,
- stuff->xSrc, stuff->ySrc,
- npoints, (xPointFixed *) &stuff[1]);
- return client->noClientException;
-}
-
-static int
-ProcRenderColorTrapezoids (ClientPtr client)
-{
- return BadImplementation;
-}
-
-static int
-ProcRenderColorTriangles (ClientPtr client)
-{
- return BadImplementation;
-}
-
-static int
-ProcRenderTransform (ClientPtr client)
-{
- return BadImplementation;
-}
-
-static int
-ProcRenderCreateGlyphSet (ClientPtr client)
-{
- GlyphSetPtr glyphSet;
- PictFormatPtr format;
- int f;
- REQUEST(xRenderCreateGlyphSetReq);
-
- REQUEST_SIZE_MATCH(xRenderCreateGlyphSetReq);
-
- LEGAL_NEW_RESOURCE(stuff->gsid, client);
- format = (PictFormatPtr) SecurityLookupIDByType (client,
- stuff->format,
- PictFormatType,
- SecurityReadAccess);
- if (!format)
- {
- client->errorValue = stuff->format;
- return RenderErrBase + BadPictFormat;
- }
- switch (format->depth) {
- case 1:
- f = GlyphFormat1;
- break;
- case 4:
- f = GlyphFormat4;
- break;
- case 8:
- f = GlyphFormat8;
- break;
- case 16:
- f = GlyphFormat16;
- break;
- case 32:
- f = GlyphFormat32;
- break;
- default:
- return BadMatch;
- }
- if (format->type != PictTypeDirect)
- return BadMatch;
- glyphSet = AllocateGlyphSet (f, format);
- if (!glyphSet)
- return BadAlloc;
- if (!AddResource (stuff->gsid, GlyphSetType, (pointer)glyphSet))
- return BadAlloc;
- return Success;
-}
-
-static int
-ProcRenderReferenceGlyphSet (ClientPtr client)
-{
- GlyphSetPtr glyphSet;
- REQUEST(xRenderReferenceGlyphSetReq);
-
- REQUEST_SIZE_MATCH(xRenderReferenceGlyphSetReq);
-
- LEGAL_NEW_RESOURCE(stuff->gsid, client);
-
- glyphSet = (GlyphSetPtr) SecurityLookupIDByType (client,
- stuff->existing,
- GlyphSetType,
- SecurityWriteAccess);
- if (!glyphSet)
- {
- client->errorValue = stuff->existing;
- return RenderErrBase + BadGlyphSet;
- }
- glyphSet->refcnt++;
- if (!AddResource (stuff->gsid, GlyphSetType, (pointer)glyphSet))
- return BadAlloc;
- return client->noClientException;
-}
-
-#define NLOCALDELTA 64
-#define NLOCALGLYPH 256
-
-static int
-ProcRenderFreeGlyphSet (ClientPtr client)
-{
- GlyphSetPtr glyphSet;
- REQUEST(xRenderFreeGlyphSetReq);
-
- REQUEST_SIZE_MATCH(xRenderFreeGlyphSetReq);
- glyphSet = (GlyphSetPtr) SecurityLookupIDByType (client,
- stuff->glyphset,
- GlyphSetType,
- SecurityDestroyAccess);
- if (!glyphSet)
- {
- client->errorValue = stuff->glyphset;
- return RenderErrBase + BadGlyphSet;
- }
- FreeResource (stuff->glyphset, RT_NONE);
- return client->noClientException;
-}
-
-typedef struct _GlyphNew {
- Glyph id;
- GlyphPtr glyph;
-} GlyphNewRec, *GlyphNewPtr;
-
-static int
-ProcRenderAddGlyphs (ClientPtr client)
-{
- GlyphSetPtr glyphSet;
- REQUEST(xRenderAddGlyphsReq);
- GlyphNewRec glyphsLocal[NLOCALGLYPH];
- GlyphNewPtr glyphsBase, glyphs;
- GlyphPtr glyph;
- int remain, nglyphs;
- CARD32 *gids;
- xGlyphInfo *gi;
- CARD8 *bits;
- int size;
- int err = BadAlloc;
-
- REQUEST_AT_LEAST_SIZE(xRenderAddGlyphsReq);
- glyphSet = (GlyphSetPtr) SecurityLookupIDByType (client,
- stuff->glyphset,
- GlyphSetType,
- SecurityWriteAccess);
- if (!glyphSet)
- {
- client->errorValue = stuff->glyphset;
- return RenderErrBase + BadGlyphSet;
- }
-
- nglyphs = stuff->nglyphs;
- if (nglyphs <= NLOCALGLYPH)
- glyphsBase = glyphsLocal;
- else
- {
- glyphsBase = (GlyphNewPtr) ALLOCATE_LOCAL (nglyphs * sizeof (GlyphNewRec));
- if (!glyphsBase)
- return BadAlloc;
- }
-
- remain = (client->req_len << 2) - sizeof (xRenderAddGlyphsReq);
-
- glyphs = glyphsBase;
-
- gids = (CARD32 *) (stuff + 1);
- gi = (xGlyphInfo *) (gids + nglyphs);
- bits = (CARD8 *) (gi + nglyphs);
- remain -= (sizeof (CARD32) + sizeof (xGlyphInfo)) * nglyphs;
- while (remain >= 0 && nglyphs)
- {
- glyph = AllocateGlyph (gi, glyphSet->fdepth);
- if (!glyph)
- {
- err = BadAlloc;
- goto bail;
- }
-
- glyphs->glyph = glyph;
- glyphs->id = *gids;
-
- size = glyph->size - sizeof (xGlyphInfo);
- if (remain < size)
- break;
- memcpy ((CARD8 *) (glyph + 1), bits, size);
-
- if (size & 3)
- size += 4 - (size & 3);
- bits += size;
- remain -= size;
- gi++;
- gids++;
- glyphs++;
- nglyphs--;
- }
- if (nglyphs || remain)
- {
- err = BadLength;
- goto bail;
- }
- nglyphs = stuff->nglyphs;
- if (!ResizeGlyphSet (glyphSet, nglyphs))
- {
- err = BadAlloc;
- goto bail;
- }
- glyphs = glyphsBase;
- while (nglyphs--)
- AddGlyph (glyphSet, glyphs->glyph, glyphs->id);
-
- if (glyphsBase != glyphsLocal)
- DEALLOCATE_LOCAL (glyphsBase);
- return client->noClientException;
-bail:
- while (glyphs != glyphsBase)
- {
- --glyphs;
- xfree (glyphs->glyph);
- }
- if (glyphsBase != glyphsLocal)
- DEALLOCATE_LOCAL (glyphsBase);
- return err;
-}
-
-static int
-ProcRenderAddGlyphsFromPicture (ClientPtr client)
-{
- return BadImplementation;
-}
-
-static int
-ProcRenderFreeGlyphs (ClientPtr client)
-{
- REQUEST(xRenderFreeGlyphsReq);
- GlyphSetPtr glyphSet;
- int nglyph;
- CARD32 *gids;
- CARD32 glyph;
-
- REQUEST_AT_LEAST_SIZE(xRenderFreeGlyphsReq);
- glyphSet = (GlyphSetPtr) SecurityLookupIDByType (client,
- stuff->glyphset,
- GlyphSetType,
- SecurityWriteAccess);
- if (!glyphSet)
- {
- client->errorValue = stuff->glyphset;
- return RenderErrBase + BadGlyphSet;
- }
- nglyph = ((client->req_len << 2) - sizeof (xRenderFreeGlyphsReq)) >> 2;
- gids = (CARD32 *) (stuff + 1);
- while (nglyph-- > 0)
- {
- glyph = *gids++;
- if (!DeleteGlyph (glyphSet, glyph))
- {
- client->errorValue = glyph;
- return RenderErrBase + BadGlyph;
- }
- }
- return client->noClientException;
-}
-
-static int
-ProcRenderCompositeGlyphs (ClientPtr client)
-{
- GlyphSetPtr glyphSet;
- GlyphSet gs;
- PicturePtr pSrc, pDst;
- PictFormatPtr pFormat;
- GlyphListRec listsLocal[NLOCALDELTA];
- GlyphListPtr lists, listsBase;
- GlyphPtr glyphsLocal[NLOCALGLYPH];
- Glyph glyph;
- GlyphPtr *glyphs, *glyphsBase;
- xGlyphElt *elt;
- CARD8 *buffer, *end;
- int nglyph;
- int nlist;
- int space;
- int size;
- int n;
-
- REQUEST(xRenderCompositeGlyphsReq);
-
- REQUEST_AT_LEAST_SIZE(xRenderCompositeGlyphsReq);
-
- switch (stuff->renderReqType) {
- default: size = 1; break;
- case X_RenderCompositeGlyphs16: size = 2; break;
- case X_RenderCompositeGlyphs32: size = 4; break;
- }
-
- if (!PictOpValid (stuff->op))
- {
- client->errorValue = stuff->op;
- return BadValue;
- }
- VERIFY_PICTURE (pSrc, stuff->src, client, SecurityReadAccess,
- RenderErrBase + BadPicture);
- VERIFY_PICTURE (pDst, stuff->dst, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
- if (pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen)
- return BadMatch;
- if (stuff->maskFormat)
- {
- pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
- stuff->maskFormat,
- PictFormatType,
- SecurityReadAccess);
- if (!pFormat)
- {
- client->errorValue = stuff->maskFormat;
- return RenderErrBase + BadPictFormat;
- }
- }
- else
- pFormat = 0;
-
- glyphSet = (GlyphSetPtr) SecurityLookupIDByType (client,
- stuff->glyphset,
- GlyphSetType,
- SecurityReadAccess);
- if (!glyphSet)
- {
- client->errorValue = stuff->glyphset;
- return RenderErrBase + BadGlyphSet;
- }
-
- buffer = (CARD8 *) (stuff + 1);
- end = (CARD8 *) stuff + (client->req_len << 2);
- nglyph = 0;
- nlist = 0;
- while (buffer + sizeof (xGlyphElt) < end)
- {
- elt = (xGlyphElt *) buffer;
- buffer += sizeof (xGlyphElt);
-
- if (elt->len == 0xff)
- {
- buffer += 4;
- }
- else
- {
- nlist++;
- nglyph += elt->len;
- space = size * elt->len;
- if (space & 3)
- space += 4 - (space & 3);
- buffer += space;
- }
- }
- if (nglyph <= NLOCALGLYPH)
- glyphsBase = glyphsLocal;
- else
- {
- glyphsBase = (GlyphPtr *) ALLOCATE_LOCAL (nglyph * sizeof (GlyphPtr));
- if (!glyphsBase)
- return BadAlloc;
- }
- if (nlist <= NLOCALDELTA)
- listsBase = listsLocal;
- else
- {
- listsBase = (GlyphListPtr) ALLOCATE_LOCAL (nlist * sizeof (GlyphListRec));
- if (!listsBase)
- return BadAlloc;
- }
- buffer = (CARD8 *) (stuff + 1);
- glyphs = glyphsBase;
- lists = listsBase;
- while (buffer + sizeof (xGlyphElt) < end)
- {
- elt = (xGlyphElt *) buffer;
- buffer += sizeof (xGlyphElt);
-
- if (elt->len == 0xff)
- {
- if (buffer + sizeof (GlyphSet) < end)
- {
- gs = *(GlyphSet *) buffer;
- glyphSet = (GlyphSetPtr) SecurityLookupIDByType (client,
- gs,
- GlyphSetType,
- SecurityReadAccess);
- if (!glyphSet)
- {
- client->errorValue = gs;
- if (glyphsBase != glyphsLocal)
- DEALLOCATE_LOCAL (glyphsBase);
- if (listsBase != listsLocal)
- DEALLOCATE_LOCAL (listsBase);
- return RenderErrBase + BadGlyphSet;
- }
- }
- buffer += 4;
- }
- else
- {
- lists->xOff = elt->deltax;
- lists->yOff = elt->deltay;
- lists->format = glyphSet->format;
- lists->len = 0;
- n = elt->len;
- while (n--)
- {
- if (buffer + size <= end)
- {
- switch (size) {
- case 1:
- glyph = *((CARD8 *)buffer); break;
- case 2:
- glyph = *((CARD16 *)buffer); break;
- case 4:
- default:
- glyph = *((CARD32 *)buffer); break;
- }
- if ((*glyphs = FindGlyph (glyphSet, glyph)))
- {
- lists->len++;
- glyphs++;
- }
- }
- buffer += size;
- }
- space = size * elt->len;
- if (space & 3)
- buffer += 4 - (space & 3);
- lists++;
- }
- }
- if (buffer > end)
- return BadLength;
-
- CompositeGlyphs (stuff->op,
- pSrc,
- pDst,
- pFormat,
- stuff->xSrc,
- stuff->ySrc,
- nlist,
- listsBase,
- glyphsBase);
-
- if (glyphsBase != glyphsLocal)
- DEALLOCATE_LOCAL (glyphsBase);
- if (listsBase != listsLocal)
- DEALLOCATE_LOCAL (listsBase);
-
- return client->noClientException;
-}
-
-static int
-ProcRenderFillRectangles (ClientPtr client)
-{
- PicturePtr pDst;
- int things;
- REQUEST(xRenderFillRectanglesReq);
-
- REQUEST_AT_LEAST_SIZE (xRenderFillRectanglesReq);
- if (!PictOpValid (stuff->op))
- {
- client->errorValue = stuff->op;
- return BadValue;
- }
- VERIFY_PICTURE (pDst, stuff->dst, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
-
- things = (client->req_len << 2) - sizeof(xRenderFillRectanglesReq);
- if (things & 4)
- return(BadLength);
- things >>= 3;
-
- CompositeRects (stuff->op,
- pDst,
- &stuff->color,
- things,
- (xRectangle *) &stuff[1]);
-
- return client->noClientException;
-}
-
-static void
-SetBit (unsigned char *line, int x, int bit)
-{
- unsigned char mask;
-
- if (screenInfo.bitmapBitOrder == LSBFirst)
- mask = (1 << (x & 7));
- else
- mask = (0x80 >> (x & 7));
- /* XXX assumes byte order is host byte order */
- line += (x >> 3);
- if (bit)
- *line |= mask;
- else
- *line &= ~mask;
-}
-
-#define DITHER_DIM 2
-
-static CARD32 orderedDither[DITHER_DIM][DITHER_DIM] = {
- { 1, 3, },
- { 4, 2, },
-};
-
-#define DITHER_SIZE ((sizeof orderedDither / sizeof orderedDither[0][0]) + 1)
-
-static int
-ProcRenderCreateCursor (ClientPtr client)
-{
- REQUEST(xRenderCreateCursorReq);
- PicturePtr pSrc;
- ScreenPtr pScreen;
- unsigned short width, height;
- CARD32 *argbbits, *argb;
- unsigned char *srcbits, *srcline;
- unsigned char *mskbits, *mskline;
- int stride;
- int x, y;
- int nbytes_mono;
- CursorMetricRec cm;
- CursorPtr pCursor;
- CARD32 twocolor[3];
- int ncolor;
-
- REQUEST_SIZE_MATCH (xRenderCreateCursorReq);
- LEGAL_NEW_RESOURCE(stuff->cid, client);
-
- VERIFY_PICTURE (pSrc, stuff->src, client, SecurityReadAccess,
- RenderErrBase + BadPicture);
- pScreen = pSrc->pDrawable->pScreen;
- width = pSrc->pDrawable->width;
- height = pSrc->pDrawable->height;
- if ( stuff->x > width
- || stuff->y > height )
- return (BadMatch);
- argbbits = xalloc (width * height * sizeof (CARD32));
- if (!argbbits)
- return (BadAlloc);
-
- stride = BitmapBytePad(width);
- nbytes_mono = stride*height;
- srcbits = (unsigned char *)xalloc(nbytes_mono);
- if (!srcbits)
- {
- xfree (argbbits);
- return (BadAlloc);
- }
- mskbits = (unsigned char *)xalloc(nbytes_mono);
- if (!mskbits)
- {
- xfree(argbbits);
- xfree(srcbits);
- return (BadAlloc);
- }
- bzero ((char *) mskbits, nbytes_mono);
- bzero ((char *) srcbits, nbytes_mono);
-
- if (pSrc->format == PICT_a8r8g8b8)
- {
- (*pScreen->GetImage) (pSrc->pDrawable,
- 0, 0, width, height, ZPixmap,
- 0xffffffff, (pointer) argbbits);
- }
- else
- {
- PixmapPtr pPixmap;
- PicturePtr pPicture;
- PictFormatPtr pFormat;
- int error;
-
- pFormat = PictureMatchFormat (pScreen, 32, PICT_a8r8g8b8);
- if (!pFormat)
- {
- xfree (argbbits);
- xfree (srcbits);
- xfree (mskbits);
- return (BadImplementation);
- }
- pPixmap = (*pScreen->CreatePixmap) (pScreen, width, height, 32);
- if (!pPixmap)
- {
- xfree (argbbits);
- xfree (srcbits);
- xfree (mskbits);
- return (BadAlloc);
- }
- pPicture = CreatePicture (0, &pPixmap->drawable, pFormat, 0, 0,
- client, &error);
- if (!pPicture);
- {
- xfree (argbbits);
- xfree (srcbits);
- xfree (mskbits);
- return error;
- }
- (*pScreen->DestroyPixmap) (pPixmap);
- CompositePicture (PictOpSrc,
- pSrc, 0, pPicture,
- 0, 0, 0, 0, 0, 0, width, height);
- (*pScreen->GetImage) (pPicture->pDrawable,
- 0, 0, width, height, ZPixmap,
- 0xffffffff, (pointer) argbbits);
- FreePicture (pPicture, 0);
- }
- /*
- * Check whether the cursor can be directly supported by
- * the core cursor code
- */
- ncolor = 0;
- argb = argbbits;
- for (y = 0; ncolor <= 2 && y < height; y++)
- {
- for (x = 0; ncolor <= 2 && x < width; x++)
- {
- CARD32 p = *argb++;
- CARD32 a = (p >> 24);
-
- if (a == 0) /* transparent */
- continue;
- if (a == 0xff) /* opaque */
- {
- int n;
- for (n = 0; n < ncolor; n++)
- if (p == twocolor[n])
- break;
- if (n == ncolor)
- twocolor[ncolor++] = p;
- }
- else
- ncolor = 3;
- }
- }
-
- /*
- * Convert argb image to two plane cursor
- */
- srcline = srcbits;
- mskline = mskbits;
- argb = argbbits;
- for (y = 0; y < height; y++)
- {
- for (x = 0; x < width; x++)
- {
- CARD32 p = *argb++;
-
- if (ncolor <= 2)
- {
- CARD32 a = ((p >> 24));
-
- SetBit (mskline, x, a != 0);
- SetBit (srcline, x, a != 0 && p == twocolor[0]);
- }
- else
- {
- CARD32 a = ((p >> 24) * DITHER_SIZE + 127) / 255;
- CARD32 i = ((CvtR8G8B8toY15(p) >> 7) * DITHER_SIZE + 127) / 255;
- CARD32 d = orderedDither[y&(DITHER_DIM-1)][x&(DITHER_DIM-1)];
- /* Set mask from dithered alpha value */
- SetBit(mskline, x, a > d);
- /* Set src from dithered intensity value */
- SetBit(srcline, x, a > d && i <= d);
- }
- }
- srcline += stride;
- mskline += stride;
- }
- /*
- * Dither to white and black if the cursor has more than two colors
- */
- if (ncolor > 2)
- {
- twocolor[0] = 0xff000000;
- twocolor[1] = 0xffffffff;
- }
- else
- {
- xfree (argbbits);
- argbbits = 0;
- }
-
-#define GetByte(p,s) (((p) >> (s)) & 0xff)
-#define GetColor(p,s) (GetByte(p,s) | (GetByte(p,s) << 8))
-
- cm.width = width;
- cm.height = height;
- cm.xhot = stuff->x;
- cm.yhot = stuff->y;
- pCursor = AllocCursorARGB (srcbits, mskbits, argbbits, &cm,
- GetColor(twocolor[0], 16),
- GetColor(twocolor[0], 8),
- GetColor(twocolor[0], 0),
- GetColor(twocolor[1], 16),
- GetColor(twocolor[1], 8),
- GetColor(twocolor[1], 0));
- if (pCursor && AddResource(stuff->cid, RT_CURSOR, (pointer)pCursor))
- return (client->noClientException);
- return BadAlloc;
-}
-
-static int
-ProcRenderSetPictureTransform (ClientPtr client)
-{
- REQUEST(xRenderSetPictureTransformReq);
- PicturePtr pPicture;
- int result;
-
- REQUEST_SIZE_MATCH(xRenderSetPictureTransformReq);
- VERIFY_PICTURE (pPicture, stuff->picture, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
- result = SetPictureTransform (pPicture, (PictTransform *) &stuff->transform);
- if (client->noClientException != Success)
- return(client->noClientException);
- else
- return(result);
-}
-
-static int
-ProcRenderQueryFilters (ClientPtr client)
-{
- REQUEST (xRenderQueryFiltersReq);
- DrawablePtr pDrawable;
- xRenderQueryFiltersReply *reply;
- int nbytesName;
- int nnames;
- ScreenPtr pScreen;
- PictureScreenPtr ps;
- int i, j;
- int len;
- int total_bytes;
- INT16 *aliases;
- char *names;
-
- REQUEST_SIZE_MATCH(xRenderQueryFiltersReq);
- SECURITY_VERIFY_DRAWABLE(pDrawable, stuff->drawable, client, SecurityReadAccess);
-
- pScreen = pDrawable->pScreen;
- nbytesName = 0;
- nnames = 0;
- ps = GetPictureScreenIfSet(pScreen);
- if (ps)
- {
- for (i = 0; i < ps->nfilters; i++)
- nbytesName += 1 + strlen (ps->filters[i].name);
- for (i = 0; i < ps->nfilterAliases; i++)
- nbytesName += 1 + strlen (ps->filterAliases[i].alias);
- nnames = ps->nfilters + ps->nfilterAliases;
- }
- len = ((nnames + 1) >> 1) + ((nbytesName + 3) >> 2);
- total_bytes = sizeof (xRenderQueryFiltersReply) + (len << 2);
- reply = (xRenderQueryFiltersReply *) xalloc (total_bytes);
- if (!reply)
- return BadAlloc;
- aliases = (INT16 *) (reply + 1);
- names = (char *) (aliases + ((nnames + 1) & ~1));
-
- reply->type = X_Reply;
- reply->sequenceNumber = client->sequence;
- reply->length = len;
- reply->numAliases = nnames;
- reply->numFilters = nnames;
- if (ps)
- {
-
- /* fill in alias values */
- for (i = 0; i < ps->nfilters; i++)
- aliases[i] = FilterAliasNone;
- for (i = 0; i < ps->nfilterAliases; i++)
- {
- for (j = 0; j < ps->nfilters; j++)
- if (ps->filterAliases[i].filter_id == ps->filters[j].id)
- break;
- if (j == ps->nfilters)
- {
- for (j = 0; j < ps->nfilterAliases; j++)
- if (ps->filterAliases[i].filter_id ==
- ps->filterAliases[j].alias_id)
- {
- break;
- }
- if (j == ps->nfilterAliases)
- j = FilterAliasNone;
- else
- j = j + ps->nfilters;
- }
- aliases[i + ps->nfilters] = j;
- }
-
- /* fill in filter names */
- for (i = 0; i < ps->nfilters; i++)
- {
- j = strlen (ps->filters[i].name);
- *names++ = j;
- strncpy (names, ps->filters[i].name, j);
- names += j;
- }
-
- /* fill in filter alias names */
- for (i = 0; i < ps->nfilterAliases; i++)
- {
- j = strlen (ps->filterAliases[i].alias);
- *names++ = j;
- strncpy (names, ps->filterAliases[i].alias, j);
- names += j;
- }
- }
-
- if (client->swapped)
- {
- register int n;
-
- for (i = 0; i < reply->numAliases; i++)
- {
- swaps (&aliases[i], n);
- }
- swaps(&reply->sequenceNumber, n);
- swapl(&reply->length, n);
- swapl(&reply->numAliases, n);
- swapl(&reply->numFilters, n);
- }
- WriteToClient(client, total_bytes, (char *) reply);
- xfree (reply);
-
- return(client->noClientException);
-}
-
-static int
-ProcRenderSetPictureFilter (ClientPtr client)
-{
- REQUEST (xRenderSetPictureFilterReq);
- PicturePtr pPicture;
- int result;
- xFixed *params;
- int nparams;
- char *name;
-
- REQUEST_AT_LEAST_SIZE (xRenderSetPictureFilterReq);
- VERIFY_PICTURE (pPicture, stuff->picture, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
- name = (char *) (stuff + 1);
- params = (xFixed *) (name + ((stuff->nbytes + 3) & ~3));
- nparams = ((xFixed *) stuff + client->req_len) - params;
- result = SetPictureFilter (pPicture, name, stuff->nbytes, params, nparams);
- return result;
-}
-
-static int
-ProcRenderCreateAnimCursor (ClientPtr client)
-{
- REQUEST(xRenderCreateAnimCursorReq);
- CursorPtr *cursors;
- CARD32 *deltas;
- CursorPtr pCursor;
- int ncursor;
- xAnimCursorElt *elt;
- int i;
- int ret;
-
- REQUEST_AT_LEAST_SIZE(xRenderCreateAnimCursorReq);
- LEGAL_NEW_RESOURCE(stuff->cid, client);
- if (client->req_len & 1)
- return BadLength;
- ncursor = (client->req_len - (SIZEOF(xRenderCreateAnimCursorReq) >> 2)) >> 1;
- cursors = xalloc (ncursor * (sizeof (CursorPtr) + sizeof (CARD32)));
- if (!cursors)
- return BadAlloc;
- deltas = (CARD32 *) (cursors + ncursor);
- elt = (xAnimCursorElt *) (stuff + 1);
- for (i = 0; i < ncursor; i++)
- {
- cursors[i] = (CursorPtr)SecurityLookupIDByType(client, elt->cursor,
- RT_CURSOR, SecurityReadAccess);
- if (!cursors[i])
- {
- xfree (cursors);
- client->errorValue = elt->cursor;
- return BadCursor;
- }
- deltas[i] = elt->delay;
- elt++;
- }
- ret = AnimCursorCreate (cursors, deltas, ncursor, &pCursor);
- xfree (cursors);
- if (ret != Success)
- return ret;
-
- if (AddResource (stuff->cid, RT_CURSOR, (pointer)pCursor))
- return client->noClientException;
- return BadAlloc;
-}
-
-static int
-ProcRenderDispatch (ClientPtr client)
-{
- REQUEST(xReq);
-
- if (stuff->data < RenderNumberRequests)
- return (*ProcRenderVector[stuff->data]) (client);
- else
- return BadRequest;
-}
-
-static int
-SProcRenderQueryVersion (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderQueryVersionReq);
-
- swaps(&stuff->length, n);
- swapl(&stuff->majorVersion, n);
- swapl(&stuff->minorVersion, n);
- return (*ProcRenderVector[stuff->renderReqType])(client);
-}
-
-static int
-SProcRenderQueryPictFormats (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderQueryPictFormatsReq);
- swaps(&stuff->length, n);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderQueryPictIndexValues (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderQueryPictIndexValuesReq);
- swaps(&stuff->length, n);
- swapl(&stuff->format, n);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderQueryDithers (ClientPtr client)
-{
- return BadImplementation;
-}
-
-static int
-SProcRenderCreatePicture (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderCreatePictureReq);
- swaps(&stuff->length, n);
- swapl(&stuff->pid, n);
- swapl(&stuff->drawable, n);
- swapl(&stuff->format, n);
- swapl(&stuff->mask, n);
- SwapRestL(stuff);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderChangePicture (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderChangePictureReq);
- swaps(&stuff->length, n);
- swapl(&stuff->picture, n);
- swapl(&stuff->mask, n);
- SwapRestL(stuff);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderSetPictureClipRectangles (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderSetPictureClipRectanglesReq);
- swaps(&stuff->length, n);
- swapl(&stuff->picture, n);
- SwapRestS(stuff);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderFreePicture (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderFreePictureReq);
- swaps(&stuff->length, n);
- swapl(&stuff->picture, n);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderComposite (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderCompositeReq);
- swaps(&stuff->length, n);
- swapl(&stuff->src, n);
- swapl(&stuff->mask, n);
- swapl(&stuff->dst, n);
- swaps(&stuff->xSrc, n);
- swaps(&stuff->ySrc, n);
- swaps(&stuff->xMask, n);
- swaps(&stuff->yMask, n);
- swaps(&stuff->xDst, n);
- swaps(&stuff->yDst, n);
- swaps(&stuff->width, n);
- swaps(&stuff->height, n);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderScale (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderScaleReq);
- swaps(&stuff->length, n);
- swapl(&stuff->src, n);
- swapl(&stuff->dst, n);
- swapl(&stuff->colorScale, n);
- swapl(&stuff->alphaScale, n);
- swaps(&stuff->xSrc, n);
- swaps(&stuff->ySrc, n);
- swaps(&stuff->xDst, n);
- swaps(&stuff->yDst, n);
- swaps(&stuff->width, n);
- swaps(&stuff->height, n);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderTrapezoids (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderTrapezoidsReq);
-
- REQUEST_AT_LEAST_SIZE(xRenderTrapezoidsReq);
- swaps (&stuff->length, n);
- swapl (&stuff->src, n);
- swapl (&stuff->dst, n);
- swapl (&stuff->maskFormat, n);
- swaps (&stuff->xSrc, n);
- swaps (&stuff->ySrc, n);
- SwapRestL(stuff);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderTriangles (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderTrianglesReq);
-
- REQUEST_AT_LEAST_SIZE(xRenderTrianglesReq);
- swaps (&stuff->length, n);
- swapl (&stuff->src, n);
- swapl (&stuff->dst, n);
- swapl (&stuff->maskFormat, n);
- swaps (&stuff->xSrc, n);
- swaps (&stuff->ySrc, n);
- SwapRestL(stuff);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderTriStrip (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderTriStripReq);
-
- REQUEST_AT_LEAST_SIZE(xRenderTriStripReq);
- swaps (&stuff->length, n);
- swapl (&stuff->src, n);
- swapl (&stuff->dst, n);
- swapl (&stuff->maskFormat, n);
- swaps (&stuff->xSrc, n);
- swaps (&stuff->ySrc, n);
- SwapRestL(stuff);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderTriFan (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderTriFanReq);
-
- REQUEST_AT_LEAST_SIZE(xRenderTriFanReq);
- swaps (&stuff->length, n);
- swapl (&stuff->src, n);
- swapl (&stuff->dst, n);
- swapl (&stuff->maskFormat, n);
- swaps (&stuff->xSrc, n);
- swaps (&stuff->ySrc, n);
- SwapRestL(stuff);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderColorTrapezoids (ClientPtr client)
-{
- return BadImplementation;
-}
-
-static int
-SProcRenderColorTriangles (ClientPtr client)
-{
- return BadImplementation;
-}
-
-static int
-SProcRenderTransform (ClientPtr client)
-{
- return BadImplementation;
-}
-
-static int
-SProcRenderCreateGlyphSet (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderCreateGlyphSetReq);
- swaps(&stuff->length, n);
- swapl(&stuff->gsid, n);
- swapl(&stuff->format, n);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderReferenceGlyphSet (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderReferenceGlyphSetReq);
- swaps(&stuff->length, n);
- swapl(&stuff->gsid, n);
- swapl(&stuff->existing, n);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderFreeGlyphSet (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderFreeGlyphSetReq);
- swaps(&stuff->length, n);
- swapl(&stuff->glyphset, n);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderAddGlyphs (ClientPtr client)
-{
- register int n;
- register int i;
- CARD32 *gids;
- void *end;
- xGlyphInfo *gi;
- REQUEST(xRenderAddGlyphsReq);
- swaps(&stuff->length, n);
- swapl(&stuff->glyphset, n);
- swapl(&stuff->nglyphs, n);
- if (stuff->nglyphs & 0xe0000000)
- return BadLength;
- end = (CARD8 *) stuff + (client->req_len << 2);
- gids = (CARD32 *) (stuff + 1);
- gi = (xGlyphInfo *) (gids + stuff->nglyphs);
- if ((char *) end - (char *) (gids + stuff->nglyphs) < 0)
- return BadLength;
- if ((char *) end - (char *) (gi + stuff->nglyphs) < 0)
- return BadLength;
- for (i = 0; i < stuff->nglyphs; i++)
- {
- swapl (&gids[i], n);
- swaps (&gi[i].width, n);
- swaps (&gi[i].height, n);
- swaps (&gi[i].x, n);
- swaps (&gi[i].y, n);
- swaps (&gi[i].xOff, n);
- swaps (&gi[i].yOff, n);
- }
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderAddGlyphsFromPicture (ClientPtr client)
-{
- return BadImplementation;
-}
-
-static int
-SProcRenderFreeGlyphs (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderFreeGlyphsReq);
- swaps(&stuff->length, n);
- swapl(&stuff->glyphset, n);
- SwapRestL(stuff);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderCompositeGlyphs (ClientPtr client)
-{
- register int n;
- xGlyphElt *elt;
- CARD8 *buffer;
- CARD8 *end;
- int space;
- int i;
- int size;
-
- REQUEST(xRenderCompositeGlyphsReq);
-
- switch (stuff->renderReqType) {
- default: size = 1; break;
- case X_RenderCompositeGlyphs16: size = 2; break;
- case X_RenderCompositeGlyphs32: size = 4; break;
- }
-
- swaps(&stuff->length, n);
- swapl(&stuff->src, n);
- swapl(&stuff->dst, n);
- swapl(&stuff->maskFormat, n);
- swapl(&stuff->glyphset, n);
- swaps(&stuff->xSrc, n);
- swaps(&stuff->ySrc, n);
- buffer = (CARD8 *) (stuff + 1);
- end = (CARD8 *) stuff + (client->req_len << 2);
- while (buffer + sizeof (xGlyphElt) < end)
- {
- elt = (xGlyphElt *) buffer;
- buffer += sizeof (xGlyphElt);
-
- swaps (&elt->deltax, n);
- swaps (&elt->deltay, n);
-
- i = elt->len;
- if (i == 0xff)
- {
- swapl (buffer, n);
- buffer += 4;
- }
- else
- {
- space = size * i;
- switch (size) {
- case 1:
- buffer += i;
- break;
- case 2:
- while (i--)
- {
- swaps (buffer, n);
- buffer += 2;
- }
- break;
- case 4:
- while (i--)
- {
- swapl (buffer, n);
- buffer += 4;
- }
- break;
- }
- if (space & 3)
- buffer += 4 - (space & 3);
- }
- }
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderFillRectangles (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderFillRectanglesReq);
-
- REQUEST_AT_LEAST_SIZE (xRenderFillRectanglesReq);
- swaps(&stuff->length, n);
- swapl(&stuff->dst, n);
- swaps(&stuff->color.red, n);
- swaps(&stuff->color.green, n);
- swaps(&stuff->color.blue, n);
- swaps(&stuff->color.alpha, n);
- SwapRestS(stuff);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderCreateCursor (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderCreateCursorReq);
- REQUEST_SIZE_MATCH (xRenderCreateCursorReq);
-
- swaps(&stuff->length, n);
- swapl(&stuff->cid, n);
- swapl(&stuff->src, n);
- swaps(&stuff->x, n);
- swaps(&stuff->y, n);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderSetPictureTransform (ClientPtr client)
-{
- register int n;
- REQUEST(xRenderSetPictureTransformReq);
- REQUEST_SIZE_MATCH(xRenderSetPictureTransformReq);
-
- swaps(&stuff->length, n);
- swapl(&stuff->picture, n);
- swapl(&stuff->transform.matrix11, n);
- swapl(&stuff->transform.matrix12, n);
- swapl(&stuff->transform.matrix13, n);
- swapl(&stuff->transform.matrix21, n);
- swapl(&stuff->transform.matrix22, n);
- swapl(&stuff->transform.matrix23, n);
- swapl(&stuff->transform.matrix31, n);
- swapl(&stuff->transform.matrix32, n);
- swapl(&stuff->transform.matrix33, n);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderQueryFilters (ClientPtr client)
-{
- register int n;
- REQUEST (xRenderQueryFiltersReq);
- REQUEST_SIZE_MATCH (xRenderQueryFiltersReq);
-
- swaps(&stuff->length, n);
- swapl(&stuff->drawable, n);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderSetPictureFilter (ClientPtr client)
-{
- register int n;
- REQUEST (xRenderSetPictureFilterReq);
- REQUEST_AT_LEAST_SIZE (xRenderSetPictureFilterReq);
-
- swaps(&stuff->length, n);
- swapl(&stuff->picture, n);
- swaps(&stuff->nbytes, n);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderCreateAnimCursor (ClientPtr client)
-{
- register int n;
- REQUEST (xRenderCreateAnimCursorReq);
- REQUEST_AT_LEAST_SIZE (xRenderCreateAnimCursorReq);
-
- swaps(&stuff->length, n);
- swapl(&stuff->cid, n);
- SwapRestL(stuff);
- return (*ProcRenderVector[stuff->renderReqType]) (client);
-}
-
-static int
-SProcRenderDispatch (ClientPtr client)
-{
- REQUEST(xReq);
-
- if (stuff->data < RenderNumberRequests)
- return (*SProcRenderVector[stuff->data]) (client);
- else
- return BadRequest;
-}
-
-#ifdef PANORAMIX
-#include "panoramiX.h"
-#include "panoramiXsrv.h"
-
-#define VERIFY_XIN_PICTURE(pPicture, pid, client, mode, err) {\
- pPicture = SecurityLookupIDByType(client, pid, XRT_PICTURE, mode);\
- if (!pPicture) { \
- client->errorValue = pid; \
- return err; \
- } \
-}
-
-#define VERIFY_XIN_ALPHA(pPicture, pid, client, mode, err) {\
- if (pid == None) \
- pPicture = 0; \
- else { \
- VERIFY_XIN_PICTURE(pPicture, pid, client, mode, err); \
- } \
-} \
-
-int (*PanoramiXSaveRenderVector[RenderNumberRequests])(ClientPtr);
-
-unsigned long XRT_PICTURE;
-
-static int
-PanoramiXRenderCreatePicture (ClientPtr client)
-{
- REQUEST(xRenderCreatePictureReq);
- PanoramiXRes *refDraw, *newPict;
- int result = Success, j;
-
- REQUEST_AT_LEAST_SIZE(xRenderCreatePictureReq);
- if(!(refDraw = (PanoramiXRes *)SecurityLookupIDByClass(
- client, stuff->drawable, XRC_DRAWABLE, SecurityWriteAccess)))
- return BadDrawable;
- if(!(newPict = (PanoramiXRes *) xalloc(sizeof(PanoramiXRes))))
- return BadAlloc;
- newPict->type = XRT_PICTURE;
- newPict->info[0].id = stuff->pid;
-
- if (refDraw->type == XRT_WINDOW &&
- stuff->drawable == WindowTable[0]->drawable.id)
- {
- newPict->u.pict.root = TRUE;
- }
- else
- newPict->u.pict.root = FALSE;
-
- for(j = 1; j < PanoramiXNumScreens; j++)
- newPict->info[j].id = FakeClientID(client->index);
-
- FOR_NSCREENS_BACKWARD(j) {
- stuff->pid = newPict->info[j].id;
- stuff->drawable = refDraw->info[j].id;
- result = (*PanoramiXSaveRenderVector[X_RenderCreatePicture]) (client);
- if(result != Success) break;
- }
-
- if (result == Success)
- AddResource(newPict->info[0].id, XRT_PICTURE, newPict);
- else
- xfree(newPict);
-
- return (result);
-}
-
-static int
-PanoramiXRenderChangePicture (ClientPtr client)
-{
- PanoramiXRes *pict;
- int result = Success, j;
- REQUEST(xRenderChangePictureReq);
-
- REQUEST_AT_LEAST_SIZE(xChangeWindowAttributesReq);
-
- VERIFY_XIN_PICTURE(pict, stuff->picture, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
-
- FOR_NSCREENS_BACKWARD(j) {
- stuff->picture = pict->info[j].id;
- result = (*PanoramiXSaveRenderVector[X_RenderChangePicture]) (client);
- if(result != Success) break;
- }
-
- return (result);
-}
-
-static int
-PanoramiXRenderSetPictureClipRectangles (ClientPtr client)
-{
- REQUEST(xRenderSetPictureClipRectanglesReq);
- int result = Success, j;
- PanoramiXRes *pict;
-
- REQUEST_AT_LEAST_SIZE(xRenderSetPictureClipRectanglesReq);
-
- VERIFY_XIN_PICTURE(pict, stuff->picture, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
-
- FOR_NSCREENS_BACKWARD(j) {
- stuff->picture = pict->info[j].id;
- result = (*PanoramiXSaveRenderVector[X_RenderSetPictureClipRectangles]) (client);
- if(result != Success) break;
- }
-
- return (result);
-}
-
-static int
-PanoramiXRenderFreePicture (ClientPtr client)
-{
- PanoramiXRes *pict;
- int result = Success, j;
- REQUEST(xRenderFreePictureReq);
-
- REQUEST_SIZE_MATCH(xRenderFreePictureReq);
-
- client->errorValue = stuff->picture;
-
- VERIFY_XIN_PICTURE(pict, stuff->picture, client, SecurityDestroyAccess,
- RenderErrBase + BadPicture);
-
-
- FOR_NSCREENS_BACKWARD(j) {
- stuff->picture = pict->info[j].id;
- result = (*PanoramiXSaveRenderVector[X_RenderFreePicture]) (client);
- if(result != Success) break;
- }
-
- /* Since ProcRenderFreePicture is using FreeResource, it will free
- our resource for us on the last pass through the loop above */
-
- return (result);
-}
-
-static int
-PanoramiXRenderComposite (ClientPtr client)
-{
- PanoramiXRes *src, *msk, *dst;
- int result = Success, j;
- xRenderCompositeReq orig;
- REQUEST(xRenderCompositeReq);
-
- REQUEST_SIZE_MATCH(xRenderCompositeReq);
-
- VERIFY_XIN_PICTURE (src, stuff->src, client, SecurityReadAccess,
- RenderErrBase + BadPicture);
- VERIFY_XIN_ALPHA (msk, stuff->mask, client, SecurityReadAccess,
- RenderErrBase + BadPicture);
- VERIFY_XIN_PICTURE (dst, stuff->dst, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
-
- orig = *stuff;
-
- FOR_NSCREENS_FORWARD(j) {
- stuff->src = src->info[j].id;
- if (src->u.pict.root)
- {
- stuff->xSrc = orig.xSrc - panoramiXdataPtr[j].x;
- stuff->ySrc = orig.ySrc - panoramiXdataPtr[j].y;
- }
- stuff->dst = dst->info[j].id;
- if (dst->u.pict.root)
- {
- stuff->xDst = orig.xDst - panoramiXdataPtr[j].x;
- stuff->yDst = orig.yDst - panoramiXdataPtr[j].y;
- }
- if (msk)
- {
- stuff->mask = msk->info[j].id;
- if (msk->u.pict.root)
- {
- stuff->xMask = orig.xMask - panoramiXdataPtr[j].x;
- stuff->yMask = orig.yMask - panoramiXdataPtr[j].y;
- }
- }
- result = (*PanoramiXSaveRenderVector[X_RenderComposite]) (client);
- if(result != Success) break;
- }
-
- return result;
-}
-
-static int
-PanoramiXRenderCompositeGlyphs (ClientPtr client)
-{
- PanoramiXRes *src, *dst;
- int result = Success, j;
- REQUEST(xRenderCompositeGlyphsReq);
- xGlyphElt origElt, *elt;
- INT16 xSrc, ySrc;
-
- REQUEST_AT_LEAST_SIZE(xRenderCompositeGlyphsReq);
- VERIFY_XIN_PICTURE (src, stuff->src, client, SecurityReadAccess,
- RenderErrBase + BadPicture);
- VERIFY_XIN_PICTURE (dst, stuff->dst, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
-
- if (client->req_len << 2 >= (sizeof (xRenderCompositeGlyphsReq) +
- sizeof (xGlyphElt)))
- {
- elt = (xGlyphElt *) (stuff + 1);
- origElt = *elt;
- xSrc = stuff->xSrc;
- ySrc = stuff->ySrc;
- FOR_NSCREENS_FORWARD(j) {
- stuff->src = src->info[j].id;
- if (src->u.pict.root)
- {
- stuff->xSrc = xSrc - panoramiXdataPtr[j].x;
- stuff->ySrc = ySrc - panoramiXdataPtr[j].y;
- }
- stuff->dst = dst->info[j].id;
- if (dst->u.pict.root)
- {
- elt->deltax = origElt.deltax - panoramiXdataPtr[j].x;
- elt->deltay = origElt.deltay - panoramiXdataPtr[j].y;
- }
- result = (*PanoramiXSaveRenderVector[stuff->renderReqType]) (client);
- if(result != Success) break;
- }
- }
-
- return result;
-}
-
-static int
-PanoramiXRenderFillRectangles (ClientPtr client)
-{
- PanoramiXRes *dst;
- int result = Success, j;
- REQUEST(xRenderFillRectanglesReq);
- char *extra;
- int extra_len;
-
- REQUEST_AT_LEAST_SIZE (xRenderFillRectanglesReq);
- VERIFY_XIN_PICTURE (dst, stuff->dst, client, SecurityWriteAccess,
- RenderErrBase + BadPicture);
- extra_len = (client->req_len << 2) - sizeof (xRenderFillRectanglesReq);
- if (extra_len &&
- (extra = (char *) ALLOCATE_LOCAL (extra_len)))
- {
- memcpy (extra, stuff + 1, extra_len);
- FOR_NSCREENS_FORWARD(j) {
- if (j) memcpy (stuff + 1, extra, extra_len);
- if (dst->u.pict.root)
- {
- int x_off = panoramiXdataPtr[j].x;
- int y_off = panoramiXdataPtr[j].y;
-
- if(x_off || y_off) {
- xRectangle *rects = (xRectangle *) (stuff + 1);
- int i = extra_len / sizeof (xRectangle);
-
- while (i--)
- {
- rects->x -= x_off;
- rects->y -= y_off;
- rects++;
- }
- }
- }
- stuff->dst = dst->info[j].id;
- result = (*PanoramiXSaveRenderVector[X_RenderFillRectangles]) (client);
- if(result != Success) break;
- }
- DEALLOCATE_LOCAL(extra);
- }
-
- return result;
-}
-
-void
-PanoramiXRenderInit (void)
-{
- int i;
-
- XRT_PICTURE = CreateNewResourceType (XineramaDeleteResource);
- for (i = 0; i < RenderNumberRequests; i++)
- PanoramiXSaveRenderVector[i] = ProcRenderVector[i];
- /*
- * Stuff in Xinerama aware request processing hooks
- */
- ProcRenderVector[X_RenderCreatePicture] = PanoramiXRenderCreatePicture;
- ProcRenderVector[X_RenderChangePicture] = PanoramiXRenderChangePicture;
- ProcRenderVector[X_RenderSetPictureClipRectangles] = PanoramiXRenderSetPictureClipRectangles;
- ProcRenderVector[X_RenderFreePicture] = PanoramiXRenderFreePicture;
- ProcRenderVector[X_RenderComposite] = PanoramiXRenderComposite;
- ProcRenderVector[X_RenderCompositeGlyphs8] = PanoramiXRenderCompositeGlyphs;
- ProcRenderVector[X_RenderCompositeGlyphs16] = PanoramiXRenderCompositeGlyphs;
- ProcRenderVector[X_RenderCompositeGlyphs32] = PanoramiXRenderCompositeGlyphs;
- ProcRenderVector[X_RenderFillRectangles] = PanoramiXRenderFillRectangles;
-}
-
-void
-PanoramiXRenderReset (void)
-{
- int i;
- for (i = 0; i < RenderNumberRequests; i++)
- ProcRenderVector[i] = PanoramiXSaveRenderVector[i];
-}
-
-#endif /* PANORAMIX */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-27 12:14:57 +0000